Light generating module

Coherent light generators – Particular temperature control – Heat sink

Reexamination Certificate

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C372S043010, C372S050121

Reexamination Certificate

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06876682

ABSTRACT:
A light generating module1comprises a housing2,a semiconductor light-emitting device4,a driving element6,and a monitoring light-receiving device8.The monitoring light-receiving device8is optically coupled with the semiconductor light-emitting device4.The driving element6drives the semiconductor light-emitting device4.The housing2contains the semiconductor light-emitting device4,the driving element6,and the monitoring light-receiving device8.These elements4, 6,and8are disposed sequentially along a predetermined axis. The driving element6is disposed between the semiconductor light-emitting device4and the monitoring light-receiving device8.This configuration makes it possible to dispose the driving element6close to the semiconductor light-emitting device4so as to achieve a transmission rate of 10 Gbps without degrading the optical coupling between the semiconductor light-receiving device8and the semiconductor light-emitting device4.

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“˜d B m optical input power life test for InGaAsP EA modulator module”, Technical Digest, Jul. 2000, Makuhari Messe, pp. 304-305.

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